RFR: 8271513: support JavaThreadIteratorWithHandle replacement by new ThreadsList::Iterator [v3]

[Coleen Phillimore]

On Mon, 2 Aug 2021 17:25:47 GMT, Daniel D. Daugherty <dcubed at openjdk.org> wrote:

>> A trivial fix to support JavaThreadIteratorWithHandle replacement by new ThreadsList::Iterator.
>> 
>> This fix was tested with Mach5 Tier[1-3].
>
> Daniel D. Daugherty has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains eight commits:
> 
>  - Merge branch 'master' into JDK-8271513
>  - Merge branch 'pull/4671' into JDK-8271513
>  - kbarrett CR - simplify 'ThreadsList::Iterator::operator!=(Iterator i)'
>  - 8271513: support JavaThreadIteratorWithHandle replacement by new ThreadsList::Iterator
>  - 8193559.kbarrett.part1 - Kim's proposed rewrite using newer C++ features.
>  - Merge branch 'master' into JDK-8193559
>  - kbarrett CR - delete unused _list member.
>  - 8193559.cr0

Looks good!  Sorry for the delay, I didn't see the answer to my question at first.

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Marked as reviewed by coleenp (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/4948